Characteristic | Group A (n = 2209) | Group B (n = 2310) | P |
Maternal age (years) ≥30 <30 |
1489 (67.4%) 720 (32.6%) |
1483 (64.2%) 827 (35.8%) |
P < 0.05 P < 0.05 |
Gynecological diseases in the past medical history | 1953 (88.4%) | 2107 (91.2%) | Р < 0.05 |
Outcomes of previous pregnancies Full term birth Premature birth Fetal and congenital malformations Fetal death (stillbirth) Induced abortion Miscarriage 1 2 3 and more Missed miscarriage Anembryonic pregnancy (blighted ovum) Intrauterine growth restriction |
528 (23.9%) 60 (2.7%) 82 (3.7%) 53 (2.4%) 371 (16.8%)
581 (26.3%) 985 (44.6%) 596 (27%) 400 (18.1%) 75 (3.4%) 176 (8%) |
566 (24.5%) 51 (2.2%) 67 (2.9%) 62 (2.7%) 418 (18.1%)
621 (26.9%) 1088 (47.1%) 573 (24.8%) 411 (17.8%) 90 (3.9%) 166 (7.2%) |
Р > 0.05 Р > 0.05 Р > 0.05 Р > 0.05 Р > 0.05
Р > 0.05 Р > 0.05 Р > 0.05 Р > 0.05 Р > 0.05 Р > 0.05 |